as in deceit
the tendency to tell lies
her memoirs have such an air of pervasive mendaciousness that she seems to have lost all sense of what truth is
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Recent Examples of Synonyms for mendaciousness
deceit
Noun
-
Over the course of eight episodes, the show traces how mounting pressures, deceit and betrayal led to Alex murdering Maggie and Paul in 2021.—
Samantha Stutsman,
PEOPLE,
18 Oct. 2025 -
The phone call ignited a shocking chain of events that ultimately uncovered Murdaugh’s long history of lies and deceit, culminating in him murdering his wife and son.—
Julia Bonavita,
FOXNews.com,
18 Oct. 2025
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“Mendaciousness.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/mendaciousness. Accessed 28 Oct. 2025.
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